Home / 3,132,395.80-4,699,112.10-1,336,139.80

Finding the Fourth Proportional to 3,132,395.80, 4,699,112.10 and 1,336,139.80

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Solution

The fourth proportional to 3,132,395.80, 4,699,112.10 and 1,336,139.80 is: 2,004,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,395.80 : 4,699,112.10 = 1,336,139.80 : x
  2. Step 2: Convert to fraction form
    3,132,395.80/4,699,112.10 = 1,336,139.80/x
  3. Step 3: Cross multiply
    3,132,395.80x = 4,699,112.10 × 1,336,139.80
  4. Step 4: Simplify right side
    3,132,395.80x = 6,278,670,701,471.58
  5. Step 5: Solve for x
    x = 6,278,670,701,471.58/3,132,395.80
  6. Step 6: Final answer
    x = 2,004,430.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.